18522928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{68099}}^1$

素因数の和:68124

約数の個数: 20

約数和(自身を含む): 37999800

約数和(自身を除く): 19476872

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 68099, 136198, 272396, 544792, 1089584, 1157683, 2315366, 4630732, 9261464, 18522928]

約数ペア:

[(1, 18522928), (2, 9261464), (4, 4630732), (8, 2315366), (16, 1157683), (17, 1089584), (34, 544792), (68, 272396), (136, 136198), (272, 68099)]